CAS No:N/A||Chemical Formula:C31H38N4O9S2 ||Molecular Weight:674.78400||Exact Mass:674.20802||(4S)-3-(2-((4S)-4-carboxy-5,5-dimethylthiazolidin-2-yl)-2-(2-phenoxyacetamido)acetyl)-5,5-dimethyl-2-((2-phenoxyacetamido)methyl)thiazolidine-4-carboxylic acid